5,5,9,9-Tetramethyl-2-(phenylsulfonyl)-3-thioxo-2-azaspiro<3.5>nonan-1-on

Base Information

• Chemical Name: 5,5,9,9-Tetramethyl-2-(phenylsulfonyl)-3-thioxo-2-azaspiro<3.5>nonan-1-on
• CAS No.: 77298-00-1
• Molecular Formula: C₁₈H₂₃NO₃S₂
• Molecular Weight: 365.518

Synonyms:5,5,9,9-Tetramethyl-2-(phenylsulfonyl)-3-thioxo-2-azaspiro<3.5>nonan-1-on

Chemical Property of 5,5,9,9-Tetramethyl-2-(phenylsulfonyl)-3-thioxo-2-azaspiro<3.5>nonan-1-on

Chemical Property:

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Technology Process of 5,5,9,9-Tetramethyl-2-(phenylsulfonyl)-3-thioxo-2-azaspiro<3.5>nonan-1-on

There total 3 articles about 5,5,9,9-Tetramethyl-2-(phenylsulfonyl)-3-thioxo-2-azaspiro<3.5>nonan-1-on which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield: 59.0%

(2,2,6,6-tetramethylcyclohexylidene)methanethione (54440-00-5) + benzenesulphonyl isocyanate (2845-62-7) → 5,5,9,9-Tetramethyl-2-(phenylsulfonyl)-3-thioxo-2-azaspiro<3.5>nonan-1-on (77298-00-1)

Guidance literature:

at 100 - 150 ℃; for 48h;

DOI:10.1016/S0040-4039(00)92874-0

Reference yield: 23.0%

benzenesulfonyl isothiocyanate (1424-53-9) + (2,2,6,6-Tetramethyl-cyclohexylidene)-methanone (73683-20-2) → 5,5,9,9-Tetramethyl-2-(phenylsulfonyl)-3-thioxo-2-azaspiro<3.5>nonan-1-on (77298-00-1) + 2,2,6,6-Tetramethyl-N-(phenylsulfonyl)cyclohexancarboxamid (112222-16-9) + 5,5,9,9-Tetramethyl-2-(phenylsulfonyl)-2-azaspiro<3.5>nonan-1,3-dion (112222-26-1) + 5,5,9,9-Tetramethyl-3-(phenylsulfonylimino)-2-thiaspiro<3.5>nonan-1-on (112222-27-2)

Guidance literature:

at 105 ℃; for 72h;

Reference yield: 5.0%

(2,2,6,6-tetramethylcyclohexylidene)methanethione (54440-00-5) + benzenesulphonyl isocyanate (2845-62-7) → 5,5,9,9-Tetramethyl-2-(phenylsulfonyl)-3-thioxo-2-azaspiro<3.5>nonan-1-on (77298-00-1) + diphenyldisulfane (882-33-7) + 2,2,6,6-Tetramethyl-N-(phenylsulfonyl)cyclohexancarboxamid (112222-16-9) + N-(Phenylsulfonyl)-5-(2,2,6,6-tetramethylcyclohexyl)-3H-1,2,4-dithiazol-3-imin (112222-17-0)

Guidance literature:

at 130 ℃; for 48h;

upstream raw materials:

benzenesulfonyl isothiocyanate

(2,2,6,6-Tetramethyl-cyclohexylidene)-methanone

(2,2,6,6-tetramethylcyclohexylidene)methanethione

benzenesulphonyl isocyanate

Downstream raw materials:

5,5,9,9-Tetramethyl-3-thioxo-2-tosyl-2-azaspiro<3.5>nonan-1-on

5,5,9,9-Tetramethyl-1-oxo-N-phenyl-3-thioxo-2-azaspiro<3.5>nonan-2-carboxamid

3-(Benzylthio)-5,5,9,9-tetramethyl-2-azaspiro<3.5>non-2-en-1-on

2-(2,4-Dinitrophenyl)-5,5,9,9-tetramethyl-3-thioxo-2-azaspiro<3.5>nonan-1-on

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